CN102826077A - Intelligent auxiliary brake system of vehicle - Google Patents
Intelligent auxiliary brake system of vehicle Download PDFInfo
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- CN102826077A CN102826077A CN 201110170346 CN201110170346A CN102826077A CN 102826077 A CN102826077 A CN 102826077A CN 201110170346 CN201110170346 CN 201110170346 CN 201110170346 A CN201110170346 A CN 201110170346A CN 102826077 A CN102826077 A CN 102826077A
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Abstract
The invention discloses an intelligent auxiliary brake system of a vehicle. The intelligent auxiliary brake system consists of a distance sensor, a speed sensor, a curve sensing system, a slope sensing system, a traffic light sensing system, a signal process controller, a normally opening relay, an auxiliary brake device, a normally opening oil path electromagnetic valve, whistle horns, a high beam, a display and a speaker. The intelligent auxiliary brake system automatically identifies the distance between an existing vehicle and a front vehicle and the speed of the existing vehicle, and automatically computes the traveling time between the existing vehicle and the front vehicle so as to automatically start the auxiliary brake device of the vehicle and avoid the vehicle rear-end accident. Simultaneously, the intelligent auxiliary brake system can further automatically identify a traffic light, a curve and a slope in the front of the vehicle, and avoids dangerous driving actions that the vehicle runs the red light, runs over the curve at high speed and runs the slope at high speed.
Description
Technical field
The present invention relates to a kind of Vehicular intelligent assist brake system; Relate in particular to a kind of in real time through the distance between automatic identification current vehicle and the place ahead obstacle and the speed of current vehicle; Automatically calculate the running time between current vehicle and the place ahead obstacle; And according to running time, the auxiliary device of automatically starting vehicle brake is in real time avoided the Vehicular intelligent assist brake system of vehicle rear-end collision.
Background technology
Along with improving constantly of living standard, car owning amount also is on the increase, and automobile brings greatly easily simultaneously in the life of giving people, work, has also constantly brought the traffic safety problem in the trip process to people.People are in automobile trip process; Because absent minded, car speed is too fast and front vehicles between distance judge inaccurate; The safety misadventure that causes traffic to knock into the back constantly takes place, and has brought bigger property damage to car owner and household, even jeopardizes car owner and household's life security.
Though existing assist brake technology has been avoided the generation of vehicle rear-end collision accident to a certain extent, the deficiency of this assist brake technology is; What mainly adopt is mono-car speed control technology or mono-vehicle distances control technology, when the control of mono-car speed can cause vehicle not have obstacle forwardly, still is in by the speed limit state; Vehicle can not normally refuel and go, low running speed, and driving efficient is not high; " this is unhappy soon " is if the control of mono-vehicle distances then causes vehicle under the motoring condition of fast speed, because the command range of spacing is too short; The rear end collision safety accident still can take place in the drag deficiency of time.
Simultaneously, this mono-assist brake control technology, the danger that can't fundamentally avoid making a dash across the red light, cross at a high speed bend, the sweeps away the slope at a high speed behavior of going.
Summary of the invention
The object of the present invention is to provide the comprehensive assist brake control technology of a kind of car speed and vehicle distances; In real time through the distance between automatic identification current vehicle and the place ahead obstacle and the speed of current vehicle; Automatically calculate the running time between current vehicle and the place ahead obstacle, and according to running time, the auxiliary device of automatically starting vehicle brake in real time; Can guarantee normally to refuel when vehicle front does not have obstacle and go; Guarantee driving efficient, can avoid vehicle rear-end collision again, overcome the deficiency of existing mono-assist brake technology.
Simultaneously, this system can also discern traffic lights, bend and the ramp of vehicle front automatically, the auxiliary device of automatically starting vehicle brake in real time then, the danger that avoid vehicle to make a dash across the red light, cross at a high speed bend, the to sweep away the slope at a high speed behavior of going.
The technical solution adopted for the present invention to solve the technical problems is:
The present invention mainly by rang sensor, speed sensor, bend sensor-based system, ramp sensor-based system, traffic lights sensor-based system, signal processing controller, normally opened relay, brake auxiliary device, often open oil circuit electromagnetic valve, the loudspeaker of blowing a whistle, country beam, telltale, loud speaker and constitute.
Rang sensor, speed sensor, signal processing controller, normally opened relay, brake auxiliary device, the loudspeaker of blowing a whistle, country beam, telltale, loud speaker are installed on the vehicle; Often open on the rail that the oil circuit electromagnetic valve is installed in vehicle; The plug-in reader of the plug-in reader of the plug-in reader of bend sensor-based system, ramp sensor-based system, traffic lights sensor-based system is installed on the vehicle, the plug-in reader of the plug-in reader of rang sensor, speed sensor, bend sensor-based system, the plug-in reader of ramp sensor-based system, traffic lights sensor-based system, normally opened relay, telltale, loud speaker respectively with the signal processing controller wired connection.
Rang sensor is gathered the range signal between current vehicle and the place ahead obstacle in real time, and speed sensor is gathered the moving velocity signal of current vehicle in real time.
The bend sensor-based system mainly is made up of bend electronic tag, plug-in reader.Being wireless connections between bend electronic tag and the plug-in reader, is wired connection between plug-in reader and the signal processing controller.The bend electronic tag is the passive RF electronic tag, and is embedded under the road at bend place.The bend electronic tag sends bend information on the vehicle plug-in reader, and plug-in reader sends bend information to signal processing controller again.The bend information in the real-time collection vehicle of bend sensor-based system the place ahead.
The ramp sensor-based system mainly is made up of ramp electronic tag, plug-in reader.Being wireless connections between ramp electronic tag and the plug-in reader, is wired connection between plug-in reader and the signal processing controller.The ramp electronic tag is the passive RF electronic tag, and is embedded under certain road in ramp.The ramp electronic tag sends ramp information on the vehicle plug-in reader, and plug-in reader sends ramp information to signal processing controller again.The ramp information in the real-time collection vehicle of ramp sensor-based system the place ahead.
The traffic lights sensor-based system mainly by traffic lights controller, traffic lights electronic tag, plug-in reader, traffic red/green light constitutes.The traffic lights electronic tag is the active radio frequency electronic tag, and the traffic lights electronic tag is embedded under the right side road at place, traffic lights crossing, and plug-in reader is installed on the vehicle.Through wired connection, pass through electromagnetic wave wireless connections, plug-in reader and signal processing controller wired connection between traffic lights electronic tag and the plug-in reader between traffic lights controller and the traffic lights electronic tag.Traffic lights controller and traffic be red/pass through wired connection between the green light; The traffic lights controller give traffic red/green light alternately provides power supply; And when power supply being provided for the traffic red light; Power supply is provided for the traffic lights electronic tag, the traffic lights electronic tag sends red light information on the vehicle plug-in reader, and plug-in reader sends red light information to signal processing controller again.The traffic lights information in the real-time collection vehicle of traffic lights sensor-based system the place ahead.
Signal processing controller inside is equipped with signal conditioning, Control Software, is used for the various signal in real time that collect are calculated, handled, and in real time result is used for the corresponding actuating unit of drive controlling.
Normally opened relay all contacts under off-position all break off, and all contacts are all closed under "on" position.Normally opened relay through corresponding contact respectively with the motor of brake auxiliary device, often open oil circuit electromagnetic valve, the loudspeaker of blowing a whistle, country beam wired connection.
The brake auxiliary device mainly is made up of motor, rotary power dish, brake pedal plate, retracing spring.The rotary power dish is installed in the rotating shaft of motor, and an end of retracing spring is installed on the rotary power dish, and the other end is fixed, and is used for resetting of rotary power dish.The rotary power dish is eccentric camber line dish, and outer contour is a camber line.The rotary power dish is positioned at the top of brake pedal plate, and under state of nature, does not have pressure with brake pedal plate and contact.
Often open on the rail that the oil circuit electromagnetic valve is installed in vehicle, often open oil circuit electromagnetic valve oil circuit under off-position and keep unimpeded, oil circuit is closed under "on" position.
Telltale, loud speaker are respectively applied for demonstration, the operational factor and the voice suggestion of vehicle are set.
Scheme one:
Gather the range signal between current vehicle and the place ahead obstacle in real time through rang sensor; Gather the moving velocity signal of current vehicle in real time through speed sensor; Signal processing controller carries out comprehensive treatment to distance and the speed signal that collects in real time; Automatically calculate the running time between current vehicle and the place ahead obstacle, and determine whether to start the brake auxiliary device according to running time.
If running time is less than or equal to some setting values, signal processing controller output brake control signal, the normally opened relay action, respective contacts is closed; Often open the oil circuit electromagnetic valve and start, oil circuit is closed, and the loudspeaker of blowing a whistle sound automatically, and country beam glimmers automatically; Simultaneously, the motor of brake auxiliary device rotates, and the rotary power dish is depressed brake pedal plate, and vehicle begins braking; Until running time greater than some setting values, even vehicle stops, and avoids vehicle rear-end collision.
If running time, signal processing controller stopped to export brake control signal greater than some setting values, the normally opened relay action; Respective contacts is broken off, and the motor of brake auxiliary device stops operating, under the effect of retracing spring; Rotary power dish and brake pedal plate restore nature position simultaneously, are often opened the oil circuit electromagnetic valve and are stopped action; Oil circuit is communicated with, and normal oiling of vehicle gone.
Scheme two:
Through the traffic lights information in the real-time collection vehicle of traffic lights sensor-based system the place ahead, signal processing controller is handled the traffic lights information that collects in real time, and determines whether to start the brake auxiliary device according to traffic lights information.
If there is red light in current vehicle the place ahead, signal processing controller output brake control signal, the normally opened relay action, respective contacts is closed; Often open the oil circuit electromagnetic valve and start, oil circuit is closed, and the loudspeaker of blowing a whistle sound automatically, and country beam glimmers automatically; Simultaneously, the motor of brake auxiliary device rotates, and the rotary power dish is depressed brake pedal plate; Vehicle begins braking, stops until vehicle, avoids vehicle to make a dash across the red light.
If current vehicle the place ahead is a green light, signal processing controller is not then exported brake control signal, the normally opened relay action; Respective contacts is broken off, and the motor of brake auxiliary device stops operating, under the effect of retracing spring; Rotary power dish and brake pedal plate restore nature position simultaneously, are often opened the oil circuit electromagnetic valve and are stopped action; Oil circuit is communicated with, and normal oiling of vehicle gone.
Scheme three:
Bend information through the real-time collection vehicle of bend sensor-based system the place ahead; Gather the moving velocity signal of current vehicle in real time through speed sensor; Signal processing controller is handled the bend signal and the speed signal that collect in real time, and determines whether to start the brake auxiliary device according to bend signal, speed signal.
If there is bend in current vehicle the place ahead, and current vehicle speed is greater than a certain setting value, signal processing controller output brake control signal, normally opened relay action; Respective contacts is closed, often opens the oil circuit electromagnetic valve and starts, and oil circuit is closed, and the loudspeaker of blowing a whistle sound automatically; Country beam glimmers automatically, and simultaneously, the motor of brake auxiliary device rotates, and the rotary power dish is depressed brake pedal plate; Vehicle begins braking, and car retardation avoids vehicle to break through bend at a high speed.
If current vehicle the place ahead does not have bend, signal processing controller is not then exported brake control signal, the normally opened relay action; Respective contacts is broken off, and the motor of brake auxiliary device stops operating, under the effect of retracing spring; Rotary power dish and brake pedal plate restore nature position simultaneously, are often opened the oil circuit electromagnetic valve and are stopped action; Oil circuit is communicated with, and normal oiling of vehicle gone.
Scheme four:
Ramp information through the real-time collection vehicle of ramp sensor-based system the place ahead; Gather the moving velocity signal of current vehicle in real time through speed sensor; Signal processing controller is handled the ramp signal and the speed signal that collect in real time, and determines whether to start the brake auxiliary device according to ramp signal, speed signal.
If there is the ramp in current vehicle the place ahead, and current vehicle speed is greater than a certain setting value, signal processing controller output brake control signal, normally opened relay action; Respective contacts is closed, often opens the oil circuit electromagnetic valve and starts, and oil circuit is closed, and the loudspeaker of blowing a whistle sound automatically; Country beam glimmers automatically, and simultaneously, the motor of brake auxiliary device rotates, and the rotary power dish is depressed brake pedal plate; Vehicle begins braking, and car retardation avoids vehicle to sweep away the ramp at a high speed.
If current vehicle the place ahead does not have the ramp, signal processing controller is not then exported brake control signal, the normally opened relay action; Respective contacts is broken off, and the motor of brake auxiliary device stops operating, under the effect of retracing spring; Rotary power dish and brake pedal plate restore nature position simultaneously, are often opened the oil circuit electromagnetic valve and are stopped action; Oil circuit is communicated with, and normal oiling of vehicle gone.
Advantage of the present invention and effect: through the present invention, when vehicle does not have obstacle forwardly, can refuel cruising, guarantee driving efficient; Though current vehicle and front vehicles spacing are nearer, be in when at the uniform velocity going, the assist brake system does not start, normal vehicle operation; There is obstacle in current vehicle the place ahead, and and obstacle between running time during less than a certain setting value, assist brake system start-up, car retardation, even stop; When vehicle front has red light, assist brake system start-up, car retardation, even stop; When vehicle front has bend and the speed of a motor vehicle very fast, assist brake system start-up, car retardation; When vehicle front has down ramp and the speed of a motor vehicle very fast, assist brake system start-up, car retardation.
Through the present invention; Neither influence the cruising of vehicle; Can also effectively avoid vehicle rear-end collision, make a dash across the red light, cross bend at a high speed, sweep away the serious consequence that cause on the slope at a high speed,, also can the guarantee of failure-free traffic safety be provided to the car owner even attention is disperseed accidentally when the car owner drives a vehicle.
Description of drawings
Below in conjunction with accompanying drawing the present invention is described in detail.
Fig. 1 is main composition of the present invention and fundamental diagram.
Fig. 2 is bend of the present invention and bend sensor-based system scheme drawing.
Fig. 3 is the B-B enlarged drawing of Fig. 2.
Fig. 4 is ramp of the present invention and ramp sensor-based system scheme drawing.
Fig. 5 is the birds-eye view of Fig. 4.
Fig. 6 is a traffic lights sensor-based system scheme drawing of the present invention.
Fig. 7 is the C-C enlarged drawing of Fig. 6.
Fig. 8 is that brake auxiliary device of the present invention constitutes and the brake principle schematic.
Fig. 9 is that the A of Fig. 8 is to enlarged drawing.
Figure 10 is the birds-eye view of Fig. 9.
Among the figure, 1. rang sensor, 2. speed sensor, 3. bend sensor-based system, 4. ramp sensor-based system; 5. traffic lights sensor-based system, 6. signal processing controller, 7. normally opened relay, 8. the brake auxiliary device is 9. often opened the oil circuit electromagnetic valve; 10. the loudspeaker of blowing a whistle, 11. country beams, 12. telltales, 13. loud speakers, 14. bend electronic tags; 15. plug-in reader, 16. ramp electronic tags, 17. plug-in readers, 18. traffic lights controllers, 19. traffic lights electronic tags; 20. plug-in reader, 21. motors, 22. rotary power dishes, 23. brake pedal plates, 24. retracing springs.
The specific embodiment
With reference to accompanying drawing 1,2,3,4,5,6,7,8,9,10, the present invention mainly by rang sensor [1], speed sensor [2], bend sensor-based system [3], ramp sensor-based system [4], traffic lights sensor-based system [5], signal processing controller [6], normally opened relay [7], brake auxiliary device [8], often open oil circuit electromagnetic valve [9], the loudspeaker of blowing a whistle [10], country beam [11], telltale [12], loud speaker [13] and constitute.
Rang sensor [1], speed sensor [2], signal processing controller [6], normally opened relay [7], brake auxiliary device [8], the loudspeaker of blowing a whistle [10], country beam [11], telltale [12], loud speaker [13] are installed on the vehicle; Often opening oil circuit electromagnetic valve [9] is installed on the rail of vehicle; The plug-in reader [20] of the plug-in reader [15] of bend sensor-based system [3], the plug-in reader [17] of ramp sensor-based system [4], traffic lights sensor-based system [5] is installed on the vehicle, the plug-in reader [20] of the plug-in reader [15] of rang sensor [1], speed sensor [2], bend sensor-based system [3], the plug-in reader [17] of ramp sensor-based system [4], traffic lights sensor-based system [5], normally opened relay [7], telltale [12], loud speaker [13] respectively with signal processing controller [6] wired connection.
Rang sensor [1] is gathered the range signal between current vehicle and the place ahead obstacle in real time, and speed sensor [2] is gathered the moving velocity signal of current vehicle in real time.
Bend sensor-based system [3] mainly is made up of bend electronic tag [14], plug-in reader [15].Being wireless connections between bend electronic tag [14] and the plug-in reader [15], is wired connection between plug-in reader [15] and the signal processing controller [6].Bend electronic tag [14] is the passive RF electronic tag, and is embedded under the road at bend place.Bend electronic tag [14] sends bend information on the vehicle plug-in reader [15], and plug-in reader [15] sends bend information to signal processing controller [6] again.Bend sensor-based system [3] is the bend information in collection vehicle the place ahead in real time.
Ramp sensor-based system [4] mainly is made up of ramp electronic tag [16], plug-in reader [17].Being wireless connections between ramp electronic tag [16] and the plug-in reader [17], is wired connection between plug-in reader [17] and the signal processing controller [6].Ramp electronic tag [16] is the passive RF electronic tag, and is embedded under certain road in ramp.Ramp electronic tag [16] sends ramp information on the vehicle plug-in reader [17], and plug-in reader [17] sends ramp information to signal processing controller [6] again.Ramp sensor-based system [4] is the ramp information in collection vehicle the place ahead in real time.
Traffic lights sensor-based system [5] mainly by traffic lights controller [18], traffic lights electronic tag [19], plug-in reader [20], traffic red/green light constitutes.Traffic lights electronic tag [19] is the active radio frequency electronic tag, and traffic lights electronic tag [19] is embedded under the right side road at place, traffic lights crossing, and plug-in reader [20] is installed on the vehicle.Through wired connection, pass through the electromagnetic wave wireless connections between traffic lights electronic tag [19] and the plug-in reader [20], plug-in reader [20] and signal processing controller [6] wired connection between traffic lights controller [18] and the traffic lights electronic tag [19].Traffic lights controller [18] and traffic be red/pass through wired connection between the green light; Traffic lights controller [18] give traffic red/green light alternately provides power supply; And when power supply being provided for the traffic red light; Power supply is provided for traffic lights electronic tag [19], traffic lights electronic tag [19] sends red light information on the vehicle plug-in reader [20], and plug-in reader [20] sends red light information to signal processing controller [6] again.Traffic lights sensor-based system [5] is the traffic lights information in collection vehicle the place ahead in real time.
Signal processing controller [6] inside is equipped with signal conditioning, Control Software, is used for the various signal in real time that collect are calculated, handled, and in real time result is used for the corresponding actuating unit of drive controlling.
Normally opened relay [7] all contacts under off-position all break off, and all contacts are all closed under "on" position.Normally opened relay [7] through corresponding contact respectively with the motor [21] of brake auxiliary device [8], often open oil circuit electromagnetic valve [9], the loudspeaker of blowing a whistle [10], country beam [11] wired connection.
Brake auxiliary device [8] mainly is made up of motor [21], rotary power dish [22], brake pedal plate [23], retracing spring [24].Rotary power dish [22] is installed in the rotating shaft of motor [21], and an end of retracing spring [24] is installed on the rotary power dish [23], and the other end is fixed, and is used for resetting of rotary power dish [22].Rotary power dish [22] is eccentric camber line dish, and outer contour is a camber line.Rotary power dish [22] is positioned at the top of brake pedal plate [23], and under state of nature, contacts with the no pressure of brake pedal plate [23].
Often open oil circuit electromagnetic valve [9] and be installed on the rail of vehicle, often open oil circuit electromagnetic valve [9] oil circuit under off-position and keep unimpeded, oil circuit is closed under "on" position.
Telltale [12], loud speaker [13] are respectively applied for setting, show the operational factor and the voice suggestion of vehicle.
Case study on implementation one:
With reference to accompanying drawing 1,8,9,10; Gather the range signal between current vehicle and the place ahead obstacle in real time through rang sensor [1]; Gather the moving velocity signal of current vehicle in real time through speed sensor [2]; Signal processing controller [6] carries out comprehensive treatment to distance and the speed signal that collects in real time, calculates the running time between current vehicle and the place ahead obstacle automatically, and determines whether to start brake auxiliary device [8] according to running time.
If running time is less than or equal to some setting values, signal processing controller [6] output brake control signal, normally opened relay [7] action; Respective contacts is closed, often opens oil circuit electromagnetic valve [9] and starts, and oil circuit is closed; The loudspeaker [10] of blowing a whistle sound automatically, and country beam [11] is flicker automatically, simultaneously; The motor [21] of brake auxiliary device [8] rotates, and rotary power dish [22] is depressed brake pedal plate [23], and vehicle begins braking; Until running time greater than some setting values, even vehicle stops, and avoids vehicle rear-end collision.
If running time, signal processing controller [6] stopped to export brake control signal greater than some setting values, normally opened relay [7] action; Respective contacts is broken off, and the motor [21] of brake auxiliary device [8] stops operating, under the effect of retracing spring [24]; Rotary power dish [22] and brake pedal plate [23] restore nature position simultaneously, are often opened oil circuit electromagnetic valve [9] and are stopped action; Oil circuit is communicated with, and normal oiling of vehicle gone.
Case study on implementation two:
With reference to accompanying drawing 1,6,7,8,9,10; Traffic lights information through the real-time collection vehicle the place ahead of traffic lights sensor-based system [5]; Signal processing controller [6] is handled the traffic lights information that collects in real time, and determines whether to start brake auxiliary device [8] according to traffic lights information.
If there is red light in current vehicle the place ahead, signal processing controller [6] output brake control signal, normally opened relay [7] action, respective contacts is closed; Often open oil circuit electromagnetic valve [9] and start, oil circuit is closed, and the loudspeaker of blowing a whistle [10] sound automatically, and country beam [11] is flicker automatically; Simultaneously, the motor [21] of brake auxiliary device [8] rotates, and rotary power dish [22] is depressed brake pedal plate [23]; Vehicle begins braking, stops until vehicle, avoids vehicle to make a dash across the red light.
If current vehicle the place ahead is a green light, signal processing controller [6] is not then exported brake control signal, normally opened relay [7] action; Respective contacts is broken off, and the motor [21] of brake auxiliary device [8] stops operating, under the effect of retracing spring [24]; Rotary power dish [22] and brake pedal plate [23] restore nature position simultaneously, are often opened oil circuit electromagnetic valve [9] and are stopped action; Oil circuit is communicated with, and normal oiling of vehicle gone.
Case study on implementation three:
With reference to accompanying drawing 1,2,3,8,9,10; Bend information through the real-time collection vehicle the place ahead of bend sensor-based system [3]; Gather the moving velocity signal of current vehicle in real time through speed sensor [2]; Signal processing controller [6] is handled the bend signal and the speed signal that collect in real time, and determines whether to start brake auxiliary device [8] according to bend signal, speed signal.
If there is bend in current vehicle the place ahead, and current vehicle speed is greater than a certain setting value, signal processing controller [6] output brake control signal; Normally opened relay [7] action, respective contacts is closed, often opens oil circuit electromagnetic valve [9] and starts; Oil circuit is closed, and the loudspeaker of blowing a whistle [10] sound automatically, and country beam [11] is flicker automatically; Simultaneously, the motor [21] of brake auxiliary device [8] rotates, and rotary power dish [22] is depressed brake pedal plate [23]; Vehicle begins braking, and car retardation avoids vehicle to break through bend at a high speed.
If current vehicle the place ahead does not have bend, signal processing controller [6] is not then exported brake control signal, normally opened relay [7] action; Respective contacts is broken off, and the motor [21] of brake auxiliary device [8] stops operating, under the effect of retracing spring [24]; Rotary power dish [22] and brake pedal plate [23] restore nature position simultaneously, are often opened oil circuit electromagnetic valve [9] and are stopped action; Oil circuit is communicated with, and normal oiling of vehicle gone.
Case study on implementation four:
With reference to accompanying drawing 1,4,5,8,9,10; Ramp information through the real-time collection vehicle the place ahead of ramp sensor-based system [4]; Gather the moving velocity signal of current vehicle in real time through speed sensor [2]; Signal processing controller [6] is handled the ramp signal and the speed signal that collect in real time, and determines whether to start brake auxiliary device [8] according to ramp signal, speed signal.
If there is the ramp in current vehicle the place ahead, and current vehicle speed is greater than a certain setting value, signal processing controller [6] output brake control signal; Normally opened relay [7] action, respective contacts is closed, often opens oil circuit electromagnetic valve [9] and starts; Oil circuit is closed, and the loudspeaker of blowing a whistle [10] sound automatically, and country beam [11] is flicker automatically; Simultaneously, the motor [21] of brake auxiliary device [8] rotates, and rotary power dish [22] is depressed brake pedal plate [23]; Vehicle begins braking, and car retardation avoids vehicle to sweep away the ramp at a high speed.
If current vehicle the place ahead does not have the ramp, signal processing controller [6] is not then exported brake control signal, normally opened relay [7] action; Respective contacts is broken off, and the motor [21] of brake auxiliary device [8] stops operating, under the effect of retracing spring [24]; Rotary power dish [22] and brake pedal plate [23] restore nature position simultaneously, are often opened oil circuit electromagnetic valve [9] and are stopped action; Oil circuit is communicated with, and normal oiling of vehicle gone.
Claims (9)
1. Vehicular intelligent assist brake system is characterized in that:
A, this system by rang sensor, speed sensor, bend sensor-based system, ramp sensor-based system, traffic lights sensor-based system, signal processing controller, normally opened relay, brake auxiliary device, often open oil circuit electromagnetic valve, the loudspeaker of blowing a whistle, country beam, telltale, loud speaker and constitute;
B, rang sensor, speed sensor, signal processing controller, normally opened relay, brake auxiliary device, the loudspeaker of blowing a whistle, country beam, telltale, loud speaker are installed on the vehicle; Often open on the rail that the oil circuit electromagnetic valve is installed in vehicle; The plug-in reader of the plug-in reader of the plug-in reader of bend sensor-based system, ramp sensor-based system, traffic lights sensor-based system is installed on the vehicle, the plug-in reader of the plug-in reader of rang sensor, speed sensor, bend sensor-based system, the plug-in reader of ramp sensor-based system, traffic lights sensor-based system, normally opened relay, telltale, loud speaker respectively with the signal processing controller wired connection;
C, rang sensor are gathered the range signal between current vehicle and the place ahead obstacle in real time; Speed sensor is gathered the moving velocity signal of current vehicle in real time; The traffic lights information in the real-time collection vehicle of traffic lights sensor-based system the place ahead; The bend information in the real-time collection vehicle of bend sensor-based system the place ahead, the ramp information in the real-time collection vehicle of ramp sensor-based system the place ahead, signal processing controller carries out computing, control to the various signals that collect in real time; The brake auxiliary device is implemented auxiliary braking to vehicle in real time according to control information, often opens the oil circuit electromagnetic valve and in real time vehicle oil way is implemented break-make according to control information;
D, gather the range signal between current vehicle and the place ahead obstacle in real time through rang sensor; Gather the moving velocity signal of current vehicle in real time through speed sensor; Signal processing controller carries out comprehensive treatment to distance and the speed signal that collects in real time; Automatically calculate the running time between current vehicle and the place ahead obstacle, and determine whether to start the brake auxiliary device according to running time;
If running time is less than or equal to some setting values, signal processing controller output brake control signal, the normally opened relay action, respective contacts is closed; Often open the oil circuit electromagnetic valve and start, oil circuit is closed, and the loudspeaker of blowing a whistle sound automatically, and country beam glimmers automatically; Simultaneously, the motor of brake auxiliary device rotates, and the rotary power dish is depressed brake pedal plate, and vehicle begins braking; Until running time greater than some setting values, even vehicle stops, and avoids vehicle rear-end collision;
If running time, signal processing controller stopped to export brake control signal greater than some setting values, the normally opened relay action; Respective contacts is broken off, and the motor of brake auxiliary device stops operating, under the effect of retracing spring; Rotary power dish and brake pedal plate restore nature position simultaneously, are often opened the oil circuit electromagnetic valve and are stopped action; Oil circuit is communicated with, and normal oiling of vehicle gone;
E, the traffic lights information through the real-time collection vehicle of traffic lights sensor-based system the place ahead, signal processing controller is handled the traffic lights information that collects in real time, and determines whether to start the brake auxiliary device according to traffic lights information;
If there is red light in current vehicle the place ahead, signal processing controller output brake control signal, the normally opened relay action, respective contacts is closed; Often open the oil circuit electromagnetic valve and start, oil circuit is closed, and the loudspeaker of blowing a whistle sound automatically, and country beam glimmers automatically; Simultaneously, the motor of brake auxiliary device rotates, and the rotary power dish is depressed brake pedal plate; Vehicle begins braking, stops until vehicle, avoids vehicle to make a dash across the red light;
If current vehicle the place ahead is a green light, signal processing controller is not then exported brake control signal, the normally opened relay action; Respective contacts is broken off, and the motor of brake auxiliary device stops operating, under the effect of retracing spring; Rotary power dish and brake pedal plate restore nature position simultaneously, are often opened the oil circuit electromagnetic valve and are stopped action; Oil circuit is communicated with, and normal oiling of vehicle gone;
F, the bend information through the real-time collection vehicle of bend sensor-based system the place ahead; Gather the moving velocity signal of current vehicle in real time through speed sensor; Signal processing controller is handled the bend signal and the speed signal that collect in real time, and determines whether to start the brake auxiliary device according to bend signal, speed signal;
If there is bend in current vehicle the place ahead, and current vehicle speed is greater than a certain setting value, signal processing controller output brake control signal, normally opened relay action; Respective contacts is closed, often opens the oil circuit electromagnetic valve and starts, and oil circuit is closed, and the loudspeaker of blowing a whistle sound automatically; Country beam glimmers automatically, and simultaneously, the motor of brake auxiliary device rotates, and the rotary power dish is depressed brake pedal plate; Vehicle begins braking, and car retardation avoids vehicle to break through bend at a high speed;
If current vehicle the place ahead does not have bend, signal processing controller is not then exported brake control signal, the normally opened relay action; Respective contacts is broken off, and the motor of brake auxiliary device stops operating, under the effect of retracing spring; Rotary power dish and brake pedal plate restore nature position simultaneously, are often opened the oil circuit electromagnetic valve and are stopped action; Oil circuit is communicated with, and normal oiling of vehicle gone;
G, the ramp information through the real-time collection vehicle of ramp sensor-based system the place ahead; Gather the moving velocity signal of current vehicle in real time through speed sensor; Signal processing controller is handled the ramp signal and the speed signal that collect in real time, and determines whether to start the brake auxiliary device according to ramp signal, speed signal;
If there is the ramp in current vehicle the place ahead, and current vehicle speed is greater than a certain setting value, signal processing controller output brake control signal, normally opened relay action; Respective contacts is closed, often opens the oil circuit electromagnetic valve and starts, and oil circuit is closed, and the loudspeaker of blowing a whistle sound automatically; Country beam glimmers automatically, and simultaneously, the motor of brake auxiliary device rotates, and the rotary power dish is depressed brake pedal plate; Vehicle begins braking, and car retardation avoids vehicle to sweep away the ramp at a high speed;
If current vehicle the place ahead does not have the ramp, signal processing controller is not then exported brake control signal, the normally opened relay action; Respective contacts is broken off, and the motor of brake auxiliary device stops operating, under the effect of retracing spring; Rotary power dish and brake pedal plate restore nature position simultaneously, are often opened the oil circuit electromagnetic valve and are stopped action; Oil circuit is communicated with, and normal oiling of vehicle gone.
2. according to the described a kind of Vehicular intelligent assist brake of claim 1 system, it is characterized in that: described bend sensor-based system mainly is made up of bend electronic tag, plug-in reader; Being wireless connections between bend electronic tag and the plug-in reader, is wired connection between plug-in reader and the signal processing controller; The bend electronic tag is the passive RF electronic tag, and is embedded under the road at bend place; The bend electronic tag sends bend information on the vehicle plug-in reader, and plug-in reader sends bend information to signal processing controller again, the bend information in the real-time collection vehicle of bend sensor-based system the place ahead.
3. according to the described a kind of Vehicular intelligent assist brake of claim 1 system, it is characterized in that: described ramp sensor-based system mainly is made up of ramp electronic tag, plug-in reader; Being wireless connections between ramp electronic tag and the plug-in reader, is wired connection between plug-in reader and the signal processing controller; The ramp electronic tag is the passive RF electronic tag, and is embedded under certain road in ramp; The ramp electronic tag sends ramp information on the vehicle plug-in reader, and plug-in reader sends ramp information to signal processing controller again; The ramp information in the real-time collection vehicle of ramp sensor-based system the place ahead.
4. according to the described a kind of Vehicular intelligent assist brake of claim 1 system, it is characterized in that: described traffic lights sensor-based system mainly by traffic lights controller, traffic lights electronic tag, plug-in reader, traffic red/green light constitutes; The traffic lights electronic tag is the active radio frequency electronic tag, and the traffic lights electronic tag is embedded under the right side road at place, traffic lights crossing, and plug-in reader is installed on the vehicle; Through wired connection, pass through electromagnetic wave wireless connections, plug-in reader and signal processing controller wired connection between traffic lights electronic tag and the plug-in reader between traffic lights controller and the traffic lights electronic tag; Traffic lights controller and traffic be red/pass through wired connection between the green light; The traffic lights controller give traffic red/green light alternately provides power supply; And when power supply being provided for the traffic red light; Power supply is provided for the traffic lights electronic tag, the traffic lights electronic tag sends red light information on the vehicle plug-in reader, and plug-in reader sends red light information to signal processing controller again; The traffic lights information in the real-time collection vehicle of traffic lights sensor-based system the place ahead.
5. according to the described a kind of Vehicular intelligent assist brake of claim 1 system; It is characterized in that: described signal processing controller inside is equipped with signal conditioning, Control Software; Be used for the various signal in real time that collect are calculated, handled, and in real time result be used for the corresponding actuating unit of drive controlling.
6. according to the described a kind of Vehicular intelligent assist brake of claim 1 system, it is characterized in that: described normally opened relay all contacts under off-position all break off, and all contacts are all closed under "on" position; Normally opened relay through corresponding contact respectively with the motor of brake auxiliary device, often open oil circuit electromagnetic valve, the loudspeaker of blowing a whistle, country beam wired connection.
7. according to the described a kind of Vehicular intelligent assist brake of claim 1 system, it is characterized in that: described brake auxiliary device mainly is made up of motor, rotary power dish, brake pedal plate, retracing spring; The rotary power dish is installed in the rotating shaft of motor, and an end of retracing spring is installed on the rotary power dish, and the other end is fixed, and is used for resetting of rotary power dish; The rotary power dish is eccentric camber line dish, and outer contour is a camber line; The rotary power dish is positioned at the top of brake pedal plate, and under state of nature, does not have pressure with brake pedal plate and contact.
8. according to the described a kind of Vehicular intelligent assist brake of claim 1 system, it is characterized in that: described often opening on the rail that the oil circuit electromagnetic valve is installed in vehicle, often open oil circuit electromagnetic valve oil circuit under off-position and keep unimpeded, oil circuit is closed under "on" position.
9. according to the described a kind of Vehicular intelligent assist brake of claim 1 system, it is characterized in that: described telltale, loud speaker are respectively applied for demonstration, the operational factor and the voice suggestion of vehicle are set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110170346 CN102826077A (en) | 2011-06-13 | 2011-06-13 | Intelligent auxiliary brake system of vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110170346 CN102826077A (en) | 2011-06-13 | 2011-06-13 | Intelligent auxiliary brake system of vehicle |
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|---|---|
| CN102826077A true CN102826077A (en) | 2012-12-19 |
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| CN 201110170346 Pending CN102826077A (en) | 2011-06-13 | 2011-06-13 | Intelligent auxiliary brake system of vehicle |
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| CN103085788A (en) * | 2013-02-09 | 2013-05-08 | 张俊玲 | Automatic braking system |
| CN103129586A (en) * | 2013-03-19 | 2013-06-05 | 合肥工大高科信息科技股份有限公司 | Locomotive position monitoring and safety controlling device based on track circuit and control method thereof |
| CN103287428A (en) * | 2013-06-24 | 2013-09-11 | 成都衔石科技有限公司 | Intelligent driving assistance device for automobiles |
| CN103318083A (en) * | 2013-06-24 | 2013-09-25 | 成都衔石科技有限公司 | Intelligent automobile sensing system |
| CN103903450A (en) * | 2014-04-10 | 2014-07-02 | 北京工业大学 | Intelligent vehicle intersection stopping method based on radio frequency identification |
| CN105857277A (en) * | 2016-04-26 | 2016-08-17 | 南京信息工程大学 | Traffic light control device for electric vehicle and use method of traffic light control device |
| CN105931470A (en) * | 2016-04-13 | 2016-09-07 | 盐城师范学院 | Traffic safety automatic controller for electric bicycle |
| CN106476805A (en) * | 2016-10-14 | 2017-03-08 | 深圳市元征科技股份有限公司 | A kind of control method of safe driving of vehicle and terminal |
| CN108995638A (en) * | 2018-07-25 | 2018-12-14 | 合肥市智信汽车科技有限公司 | One kind anti-make a dash across the red light automobile autocontrol method and system |
| CN109167542A (en) * | 2018-09-05 | 2019-01-08 | 上海拓为汽车技术有限公司 | A kind of brushless motor field weakening control method based on electronic brake system,electronic antiskid system |
| CN110053594A (en) * | 2019-05-15 | 2019-07-26 | 斯沃博达汽车电子（昆山）有限公司 | The auxiliary brake control method of Vehicle brake assist system, automobile and automobile |
| CN112677940A (en) * | 2021-01-08 | 2021-04-20 | 浙江农林大学暨阳学院 | Red light response timely braking system and control method |
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- 2011-06-13 CN CN 201110170346 patent/CN102826077A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103085788A (en) * | 2013-02-09 | 2013-05-08 | 张俊玲 | Automatic braking system |
| CN103129586B (en) * | 2013-03-19 | 2016-01-20 | 合肥工大高科信息科技股份有限公司 | Based on locomotive position monitoring and safety control and the control method thereof of track circuit |
| CN103129586A (en) * | 2013-03-19 | 2013-06-05 | 合肥工大高科信息科技股份有限公司 | Locomotive position monitoring and safety controlling device based on track circuit and control method thereof |
| CN103287428A (en) * | 2013-06-24 | 2013-09-11 | 成都衔石科技有限公司 | Intelligent driving assistance device for automobiles |
| CN103318083A (en) * | 2013-06-24 | 2013-09-25 | 成都衔石科技有限公司 | Intelligent automobile sensing system |
| CN103903450B (en) * | 2014-04-10 | 2016-03-09 | 北京工业大学 | A kind of intelligent vehicle crossing parking method based on radio-frequency (RF) identification |
| CN103903450A (en) * | 2014-04-10 | 2014-07-02 | 北京工业大学 | Intelligent vehicle intersection stopping method based on radio frequency identification |
| CN105931470A (en) * | 2016-04-13 | 2016-09-07 | 盐城师范学院 | Traffic safety automatic controller for electric bicycle |
| CN105857277A (en) * | 2016-04-26 | 2016-08-17 | 南京信息工程大学 | Traffic light control device for electric vehicle and use method of traffic light control device |
| CN106476805A (en) * | 2016-10-14 | 2017-03-08 | 深圳市元征科技股份有限公司 | A kind of control method of safe driving of vehicle and terminal |
| CN108995638A (en) * | 2018-07-25 | 2018-12-14 | 合肥市智信汽车科技有限公司 | One kind anti-make a dash across the red light automobile autocontrol method and system |
| CN109167542A (en) * | 2018-09-05 | 2019-01-08 | 上海拓为汽车技术有限公司 | A kind of brushless motor field weakening control method based on electronic brake system,electronic antiskid system |
| CN110053594A (en) * | 2019-05-15 | 2019-07-26 | 斯沃博达汽车电子（昆山）有限公司 | The auxiliary brake control method of Vehicle brake assist system, automobile and automobile |
| CN112677940A (en) * | 2021-01-08 | 2021-04-20 | 浙江农林大学暨阳学院 | Red light response timely braking system and control method |
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Application publication date: 20121219 |